Hard tile drill bit



FIG. 1 is a perspective view of a hard tile drill bit according to the present invention;

FIG. 2 is a side view of the hard tile drill bit in FIG. 1;

FIG. 3 is the side view opposite the side shown in FIG. 2 of the hard tile drill bit;

FIG. 4 is an end view;

FIG. 5 is an end view;

FIG. 6 is another side view; and,

FIG. 7 is yet another side view. 

The ornamental design for a hard tile drill bit, as shown and described. 